Trains Every 85 Seconds – The Future of Paris Metro

Explore the heart of the French capital like never before in this deep dive into the Paris Metro, one of the world's most sophisticated and dangerous engineering mega structures. From its brutal beginnings in 1900—where workers "disemboweled" the city by hand—to the modern-day deployment of giant tunnel-boring machines costing billions. Licensed to Little Dot Studios. Subscribe to WONDER to watch more documentaries: https://www.youtube.com/WonderDocs Follow us on Facebook: https://www.facebook.com/TheWonderChannel WONDER is packed with binge worthy reality documentaries for hours of entertainment. Check out our hub of diverse and empowering stories which explore the extreme side of life!